38437860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{640631}}^1$

素因数の和:640643

約数の個数: 24

約数和(自身を含む): 107626176

約数和(自身を除く): 69188316

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 640631, 1281262, 1921893, 2562524, 3203155, 3843786, 6406310, 7687572, 9609465, 12812620, 19218930, 38437860]

約数ペア:

[(1, 38437860), (2, 19218930), (3, 12812620), (4, 9609465), (5, 7687572), (6, 6406310), (10, 3843786), (12, 3203155), (15, 2562524), (20, 1921893), (30, 1281262), (60, 640631)]